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Finding the Fourth Proportional to 187,483.97, 258,848.58 and 167,306.15

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Solution

The fourth proportional to 187,483.97, 258,848.58 and 167,306.15 is: 230,990.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,483.97 : 258,848.58 = 167,306.15 : x
  2. Step 2: Convert to fraction form
    187,483.97/258,848.58 = 167,306.15/x
  3. Step 3: Cross multiply
    187,483.97x = 258,848.58 × 167,306.15
  4. Step 4: Simplify right side
    187,483.97x = 43,306,958,058.52
  5. Step 5: Solve for x
    x = 43,306,958,058.52/187,483.97
  6. Step 6: Final answer
    x = 230,990.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.